Question

Name two characteristics of the four inner planets

Answer 1

Mars, Venus, and Mercury they are called the terrestrial planets (plus earth) because these planets have the same elements as earth there surfaces are hard solid and rocky which features valleys, deserts and mountain...etc areas. and plus it was studied that all three planets have an iron core!

so yeah the four inner planets are : Mars, Venus, Mercury and Earth  (and you can chose two from them.)